Find every subdomain
of a domain.

Every hostname under a domain that ever appeared in a public TLS certificate — with certificate counts, first/last seen and live DNS status.

36 hosts · 774 ms

HostCertsFirst seenLast seenDNS
addverb.com 22 2025-11-04 2026-10-05 ok
*.addverb.com 15 2026-04-25 2026-08-28 —
ihub.addverb.com 2 2026-03-18 2026-04-14 ok
eplsec.addverb.com 3 2026-03-23 2026-08-17 ok
www.eplsec.addverb.com 1 2026-03-23 2026-03-23 nxdomain
addvance.addverb.com 3 2025-08-14 2026-08-18 ok
*.ode.addverb.com 6 2026-04-23 2026-07-22 —
bumblebee.addverb.com 1 2026-04-17 2026-04-17 ok
isafe.addverb.com 1 2025-11-04 2025-11-04 ok
stage.addverb.com 1 2026-04-09 2026-04-09 ok
time.addverb.com 1 2026-04-07 2026-04-07 ok
ozone.addverb.com 1 2026-06-12 2026-06-12 ok
knowledgebase.addverb.com 3 2026-03-23 2026-10-07 ok
bookstack.addverb.com 1 2026-04-13 2026-04-13 ok
bank.addverb.com 4 2025-11-20 2025-11-28 nxdomain
servicedesk.addverb.com 3 2026-03-18 2026-09-02 ok
www.servicedesk.addverb.com 3 2026-03-18 2026-09-02 nxdomain
avl.addverb.com 2 2026-08-24 2026-08-24 ok
pam.addverb.com 1 2026-04-10 2026-04-10 ok
www.pam.addverb.com 1 2026-04-08 2026-04-08 nxdomain
crm.addverb.com 1 2026-03-28 2026-03-28 ok
addverb-integration.addverb.com 2 2026-04-13 2026-07-14 ok
vpn.addverb.com 1 2025-12-15 2025-12-15 ok
avp.addverb.com 1 2026-07-02 2026-07-02 ok
careers.addverb.com 2 2026-03-23 2026-10-05 ok
www.careers.addverb.com 2 2026-03-23 2026-10-05 nxdomain
insights.addverb.com 3 2026-02-19 2026-04-08 ok
mta-sts.addverb.com 2 2026-05-28 2026-05-28 ok
nexus.addverb.com 1 2026-03-23 2026-03-23 ok
grnuat.addverb.com 1 2026-04-22 2026-04-22 ok
pardot.addverb.com 10 2026-05-05 2026-10-02 ok
support.addverb.com 1 2026-03-23 2026-03-23 ok
www.support.addverb.com 1 2026-03-23 2026-03-23 nxdomain
dev.addverb.com 1 2026-04-09 2026-04-09 ok
www.addverb.com 6 2026-03-23 2026-10-05 ok
callix.addverb.com 1 2026-07-30 2026-07-30 ok

Programmatic access, with DNS A records: API GET /v1/hosts/addverb.com (API key for paging).

Shown here: hostnames with a certificate that is valid now or expired within the last 90 days. The full history since 2013 — hostnames whose last certificate expired earlier — is a Pro plan method: GET /v1/hosts-history/addverb.com.